Neewer Black PU-60 Quick Release Plate with 1/4-20 Thread for Benro B0 B1 B2 J1 N1 Tripod Ballheads You can change the location of the screw to fit different cameras. The PU-60 Universal Quick Release System has been designed to be compatible with other brand quick release systems. Suitable for most ball heads. Width: 38mm (universal width of Arca-Swiss Standard QR plates). Mounting Screw Diameter: 1/4" (the screw size that connecting the QR plate and camera).